alexanderolsen.dk

📜 Historical scan 2026-07-18 18:22:07  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alexanderolsen.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, etienne.ns.cloudflare.com). It was registered on 31 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.jbgaard.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   38ms

🌍 A Records#

2 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
188.114.97.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —

📧 MX Records#

1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.jbgaard.dk 207.180.215.69 vmi1279527.contaboserver.net AS51167 Contabo GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.47.60
🔶 Autoconfig172.67.145.57

🔷 AAAA Records (IPv6)#

2 records   63ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records   8074ms
ServicePriorityWeightPortTarget
_imap._tcp 0 1 143 mail.jbgaard.dk
_imaps._tcp 0 1 993 mail.jbgaard.dk

📝 TXT Records#

1 records   261ms
TXT Record
v=spf1 mx ra=postmaster -all

✉️ SPF#

PolicyRecord (alexanderolsen.dk)
-all (hard fail) v=spf1 mx ra=postmaster -all

📨 DMARC#

PolicyRecord (_dmarc.alexanderolsen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:postmaster@alexanderolsen.dk; ruf=mailto:postmaster@alexanderolsen.dk

📬 MTA-STS#

211ms
CheckResult
Status⚠️ Invalid
TXT record (_mta-sts)✓ Found
HTTPS policy✗ Missing / invalid
Policy ID12245184094037353231
Policy MX—

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:postmaster@alexanderolsen.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 16:14:00
wwwNXDOMAIN
www vs bare domainwww does not resolve
alexanderolsen.dk: 104.21.94.72 172.67.220.143 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
www.alexanderolsen.dk: no address
(all like this)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.alexanderolsen.dk a1m0y3GFn7qoWmRKuZuHezTcPTXij6BDAYZKtl3VJHE

🔗 TLSA / DANE#

8 records   142ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · SPKI · SHA-256 D016E1FE311948ACA64F2DE44CE86C9A…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · SPKI · SHA-512 F8A2B4E23E82A4494E9998FCC4242BEF…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · SPKI · SHA-256 A0F703393BCA7A031BEBA9CD00ECCD4C…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · Full cert · SHA-512 AFAB698CBBBF892EBB555E09175056C1…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · Full cert · SHA-512 3EEB622458CE2D5AB772C52A6319BB0E…
SMTP _25._tcp.mail.jbgaard.dk DANE-TA · Full cert · SHA-256 76E9E288AAFC0E37F4390CBF946AAD99…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · Full cert · SHA-256 18DF6C10094DE66E0EEFE2EE88632D60…
SMTP _25._tcp.mail.jbgaard.dk DANE-EE · SPKI · SHA-512 C783B832B31BE1D29A961F5B702D78FF…

🔐 DNSSEC#

134ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2409836231
Primary NS (MNAME)alina.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 19:38:47
FieldValue
RegistrarSimply.com A/S
Registered2025-01-31
Expires2027-01-30 (95d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
bilfeber.dkSimply.com A/S
jbgaard.dkSimply.com A/S
missefar.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
44ms
MX
48ms
AAAA
63ms
TXT
261ms
CAA
54ms
HTTPS
48ms
TLSA
142ms
SOA
0ms
MTA-STS
211ms
DNSSEC
134ms
SRV
8074ms
Total
9389ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 16:14:00 661ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-19 10:51:51 1623ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 12:02:41 730ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 03:20:28 1324ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 14:42:37 1724ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 17:05:37 1370ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-24 18:58:03 3570ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 14:16:55 17926ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-17 21:51:18 1257ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-21 20:00:17 1605ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-18 18:22:07 shown 9389ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 18:38:25 1375ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-02 00:28:18 1288ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 12:52:35 1950ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone